Fix gateway SMS API routes

config/routes.rb

@@ -13,10 +13,8 @@ Rails.application.routes.draw do
         post "register", to: "registrations#create"
         post "heartbeat", to: "heartbeats#create"
 
-        namespace :sms do
+        post "sms/received", to: "sms#received"
-          post "received", to: "sms#received"
+        post "sms/status", to: "sms#status"
-          post "status", to: "sms#status"
-        end
       end
 
       # Client application endpoints